must forfeit
Verbe régulier : forfeit - forfeited- forfeited
Traduction française : perdre - perdre (par confiscation) 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must forfeit
you must forfeit
he must forfeit
we must forfeit
you must forfeit
they must forfeit 	I must be forfeiting
you must be forfeiting
he must be forfeiting
we must be forfeiting
you must be forfeiting
they must be forfeiting	I must have forfeited
you must have forfeited
he must have forfeited
we must have forfeited
you must have forfeited
they must have forfeited	I must have been forfeiting
you must have been forfeiting
he must have been forfeiting
we must have been forfeiting
you must have been forfeiting
they must have been forfeiting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't forfeit
you mustn't forfeit
he mustn't forfeit
we mustn't forfeit
you mustn't forfeit
they mustn't forfeit 	I mustn't be forfeiting
you mustn't be forfeiting
he mustn't be forfeiting
we mustn't be forfeiting
you mustn't be forfeiting
they mustn't be forfeiting	I mustn't have forfeited
you mustn't have forfeited
he mustn't have forfeited
we mustn't have forfeited
you mustn't have forfeited
they mustn't have forfeited	I mustn't have been forfeiting
you mustn't have been forfeiting
he mustn't have been forfeiting
we mustn't have been forfeiting
you mustn't have been forfeiting
they mustn't have been forfeiting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I forfeit?
must you forfeit?
must he forfeit?
must we forfeit?
must you forfeit?
must they forfeit? 	must I be forfeiting?
must you be forfeiting?
must he be forfeiting?
must we be forfeiting?
must you be forfeiting?
must they be forfeiting? 	must I have forfeited?
must you have forfeited?
must he have forfeited?
must we have forfeited?
must you have forfeited?
must they have forfeited? 	must I have been forfeiting?
must you have been forfeiting?
must he have been forfeiting?
must we have been forfeiting?
must you have been forfeiting?
must they have been forfeiting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I forfeit?
mustn't you forfeit?
mustn't he forfeit?
mustn't we forfeit?
mustn't you forfeit?
mustn't they forfeit? 	mustn't I be forfeiting?
mustn't you be forfeiting?
mustn't he be forfeiting?
mustn't we be forfeiting?
mustn't you be forfeiting?
mustn't they be forfeiting? 	mustn't I have forfeited?
mustn't you have forfeited?
mustn't he have forfeited?
mustn't we have forfeited?
mustn't you have forfeited?
mustn't they have forfeited? 	mustn't I have been forfeiting?
mustn't you have been forfeiting?
mustn't he have been forfeiting?
mustn't we have been forfeiting?
mustn't you have been forfeiting?
mustn't they have been forfeiting?